Transaction not yet indexed

21DUUgjGScZnrAFDpqo3RxYNCGeFGzGAKA9LKqmSoc6HKqriafR8ScCXz1t33grwJXRQVTdvyiCnotvfemoVv3sc

The transaction signature is valid but not yet indexed by this RPC node, or the transaction failed before inclusion.